78771480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{656429}}^1$

素因数の和:656443

約数の個数: 32

約数和(自身を含む): 236314800

約数和(自身を除く): 157543320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 656429, 1312858, 1969287, 2625716, 3282145, 3938574, 5251432, 6564290, 7877148, 9846435, 13128580, 15754296, 19692870, 26257160, 39385740, 78771480]

約数ペア:

[(1, 78771480), (2, 39385740), (3, 26257160), (4, 19692870), (5, 15754296), (6, 13128580), (8, 9846435), (10, 7877148), (12, 6564290), (15, 5251432), (20, 3938574), (24, 3282145), (30, 2625716), (40, 1969287), (60, 1312858), (120, 656429)]